The sun's photosphere___.

A) can only be seen during an eclipse
B) is the part of the sun we see from Earth
C) is where nuclear fusion reactions occur
D) is the outermost layer of the atmosphere

What did hunter gathers do to alter the environment?

During an experiment, readings for blood pressure in a persons body were found to be constant . however , when he measured by a different blood pressure cuff , the readings differed by 15 points for each reading. this difference indicates that the results are

Aragonite shells of clams, snails, or scleractinian corals may be preserved unaltered in cenozoic deposits, but they are generally dissolved or recrystallized in older deposits. true or false